import threading
import time

exitFlag = 0
class MyThread(threading.Thread):
    def __init__(self, threadID, name, counter):
        threading.Thread.__init__(self)
        self.threadID = threadID
        self.name = name
        self.counter = counter
    def run(self):
        print("Starting " + self.name)
        print_time(self.name, self.counter, 5)
        print("Exiting " + self.name)
def print_time(threadName, delay, counter):
        while counter:
            if exitFlag:
                threading.Thread.exit()
            time.sleep(delay)
            print("%s:%s" % (threadName, time.ctime(time.time())))
            counter -= 1
# 创建新线程
thread1 = MyThread(1, "Thread-1", 1)
thread2 = MyThread(2, "Thread-2", 2)

# 开启线程
thread1.start()
thread2.start()

print
"Exiting Main Thread"

